The Welch Allyn 3.5 V Throat Illuminator Section Only is designed for 20000 Otoscope. This device enhances Otoscope versatility by converting it into a high-intensity throat illuminator. The easy-to-detach otoscope head can be replaced with a Throat Illuminator Section that features:
Halogen illumination with fiber optic light transmission
Wide-angle viewing lens that slides to the left or right